What best describes the same pattern of Tides on Earth throughout the day?
Nocturnal tides
Spring tides
Semidiurnal tides
Neap tides
The correct answer is C. Semidiurnal Tides
These tides happen all through the day.
Brainliest plz!!!!!!!! I really need it!
Answer:
c
Explanation:
took the test
Where would you find humus in this photograph
Answer: On the top of the dark band
Humus is a dark organic matter in the soil produced by the decomposition of the dead plants, animals and their traces.The humus develops mainly by the plant litter, when the plants drop their leaves, twigs and other materials piles up and degraded and decomposed by the soil microbes. Humus can be produced naturally or by the process of composting. The humus makes the soil fertile, it is a rich source of nutrients hence, supports growth and development in plants.
In the given picture the dark layer on the top of the soil horizon represents humus.
4. Which is the mRNA made during transcription of the following DNA template?
-G-C-T-T-A-G-T-C-C-A-T-T-
(1 point)
a. -C-G-A-A-U-C-A-G-G-U-A-A-
b. -C-G-U-U-T-C-U-G-G-T-U-U-
c. -C-G-A-A-T-C-A-G-G-T-A-A-
d. -C-G-T-T-U-C-T-G-G-U-T-T-,
The mRNA sequence obtained by transcribing the DNA '-G-C-T-T-A-G-T-C-C-A-T-T-' is '-C-G-A-A-U-C-A-G-G-U-A-A-', which corresponds to option A. This transcription process involves replacing each DNA nucleotide with its mRNA counterpart.
Explanation:The process of transcribing DNA into mRNA involves replacing thymine (T) with uracil (U). So, to determine the sequence of the mRNA strand that forms during the transcription of the provided DNA template, every G in the DNA strand is replaced by C in the mRNA, every C is replaced by G, every T is replaced by A, and every A is replaced by U. Thus, the correct mRNA sequence for the DNA sequence '-G-C-T-T-A-G-T-C-C-A-T-T-' is '-C-G-A-A-U-C-A-G-G-U-A-A-' , which is option A.
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Discuss why heart rate equals pulse rate at rest and after exercise.
When a heart beats, blood is pushed through the body, causing a change in blood pressure and a pulse in main arteries. In healthy individuals, this means the heart rate is often synchronized with the pulse. However, heart rate and pulse rate are technically different because a heart rate measures the rate of contractions (heartbeats) of the heart, whereas a pulse rate measures the rate of palpable blood pressure increases throughout the body.
For individuals who have certain heart conditions, the heart may not efficiently push blood through the body with each contraction. These individuals have a pulse that is lower than their heart rate. Other factors affecting heart rate and blood pressure include body mass, athleticism, obesity, medication, alcohol use, and smoking. For most people, each contraction produces a pulse, so the pulse is an effective way to measure heart rate. Baseline heart rates are resting heart rates, measured by taking the pulse.
While in exercise for most people, heart rate and pulse will not go above 220 beats/minute during these times, nor should that high of a heart rate be accepted for more than minutes based on activity level and duration as a variety of studies reported by Cleveland Clinic indicate that repetitive, excessive heart rate experienced, for example, by repeat marathon runners, may cause heart muscle damage leading to arrhythmia (irregular heart palpitations) and an assortment of heart conditions.
Normal, healthy adults who are reasonably fit and not overweight, and do not smoke or drink heavily, will have resting heart rates between 60 and 100 beats per minute (bpm); their pulse will reflect this. Average, healthy teenager heart rates are the same as those for adults, while children under 10 years of age experience higher heart rates and pulses:
· Newborns (1-30 days old) = 70-190
· Infants (1-11 months = 80-160
· Toddlers (1-2 years old) = 80-130
· Preschoolers (3-4 years old) = 80-120
· Elementary Age (5-10 years) = 70-115
Athletes share the same range with others in their age group, but teen and adults who are excessively active and fit may have resting heart rates and pulses as low as 40 bpm.
Why is a 100% fat-free diet unhealthy?
a. fat-free foods have unnatural additives to make them taste better.
b. dietary fat is necessary for carbohydrate absorption.
c. essential fatty acids must be obtained from the diet.
d. the body cannot obtain enough energy from food if no fat is present?
Low-fat diets may adversely affect levels of blood lipids, LDL pattern, HDL, and triglycerides, potentially raising the risk of heart disease.
Select all that apply. You can identify or classify archaea and eubacteria by _____.
If you wanted to try and identify or classify archaea or eubacteria, you would study their habitat, study their genetic make-up, study their shape and arrangement, conduct Gram staining, study how they gain energy and nutrients and study how they move. Archaea and eubacteria are genetically different; Archaea have more complex RNA polymerases that contain multiple polypeptides while eubacteria have simple RNA polymerases that contain four polypeptides. Archaea cell walls do not contain peptidoglycan while almost all bacteria cell walls contain peptidoglycan.
What accounts for human infants having large heads on small bodies?
What type of bonding exists in network solids?\?
The major effect of genetic drift is A) a reduction in genetic variability. B) a increase in genetic variation to accommodate changes in abiotic conditions. C) no change in population size but an increase in favorable alleles. D) a reduction in population size and an increase in genetic variability.
Answer:
The correct answer would be A) a reduction in genetic variability.
Genetic drift refers to the random event by which the allele frequencies in a population get changed.
It is mainly caused by sampling error in selecting alleles to be passed on to the next generation.
It usually results in the loss of genetic variation due to the death of organisms which are carrying the variable alleles.
It has major effects on the genetic variation when it is complemented with a bottleneck effect or founder effect.
Answer:
a
Explanation:
How does the dna in prokaryotic cells differ from the dna in eukaryotic cells? i. prokaryotic dna contains uracil instead of thymine. ii. prokaryotic dna is not separated from the rest of the cell by a nuclear membrane. iii. prokaryotic dna is not packaged into chromosomes. iv. prokaryotic dna cannot be replicated?
Prokaryotic DNA differs from eukaryotic DNA in that it is contained in a nucleoid without a nuclear membrane, forms a single circular chromosome, and does not involve histones in packaging. Contrary to the claim, prokaryotic DNA does contain thymine and is capable of replication.
Explanation:Differences in DNA between Prokaryotic and Eukaryotic Cells
The DNA in prokaryotic cells differs from that in eukaryotic cells in several significant ways. Notably:
Prokaryotic DNA is contained within a nucleoid region of the cell and is not separated by a nuclear membrane, in contrast to eukaryotic DNA, which is enclosed within a nucleus.The genetic material of prokaryotes takes the form of a single, circular chromosome as opposed to the multiple, linear chromosomes found in eukaryotes.Prokaryotic chromosomes are supercoiled with the assistance of DNA gyrase, whereas eukaryotic chromosomes are packaged with histones to form structures such as heterochromatin, which are not found in prokaryotes.To address the assertions from the question:
Prokaryotic DNA does not contain uracil instead of thymine — both prokaryotic and eukaryotic DNA contain thymine.Prokaryotic DNA is indeed not separated from the rest of the cell by a nuclear membrane.Prokaryotic DNA is packaged into a single chromosome, but it is a circular chromosome and can be considered organized within the nucleoid region.Prokaryotic DNA can and does get replicated during cell division, just like eukaryotic DNA.
The DNA in prokaryotic cells differ from DNA in eukaryotic cells as 2. Prokaryotic DNA is not separated from the rest of the cell by a nuclear membrane and 3. prokaryotic dna is not packaged into chromosomes.
Differences between Prokaryotic and Eukaryotic DNA
Prokaryotic DNA is not separated from the rest of the cell by a nuclear membrane: Unlike eukaryotic cells, where DNA is enclosed within a nucleus, prokaryotic DNA is found in the cytoplasm in a region called the nucleoid. Prokaryotic DNA is not packaged into chromosomes: Eukaryotic DNA is linear and organized into chromosomes, while prokaryotic DNA forms a circular, non-chromosomal structure. Additionally, prokaryotes may have plasmids, which are small, circular DNA molecules that replicate independently.Eukaryotic DNA is associated with histones and has telomeres: Eukaryotic DNA is wrapped around proteins called histones to form a compact structure, with telomeres at the ends of the chromosomes to protect them from deterioration. Prokaryotic DNA lacks both histones and telomeres.Eukaryotic cells use mitosis for cell division, while prokaryotic cells use binary fission: Eukaryotic chromosomes are separated during mitosis using elements of the cytoskeleton, whereas prokaryotic cells replicate and divide through a simpler process called binary fission.To be considered acid rain, precipitation would have to be?
A client comes to the emergency department with pressure in the chest and shortness of breath. the client is admitted for observation after receiving a tentative diagnosis of a myocardial infarction. which assessment finding should the nurse monitor for in this client that supports this diagnosis?
When assessing a client's blood pressure, the nurse notes that the blood pressure reading in the right arm is 10 mm hg higher than the blood pressure reading in the left arm. the nurse understands what about this finding?
The blood pressure reading in the right arm being 10 mmHg higher than the reading in the left arm is a normal finding during blood pressure assessment.
Explanation:When assessing a client's blood pressure, it is normal for the blood pressure reading in the right arm to be 10 mmHg higher than the reading in the left arm. This is due to differences in blood flow and blood vessel size between the two arms. The higher reading in the right arm is known as the brachial difference and is a common finding in blood pressure measurements.
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Plant A and Plant B are heterozygous for a gene that expresses their tall trait (Tt). Upon crossing, what is expected in the offspring, assuming random chromosome segregation? A) They will always have an allele that expresses the tall trait. B) They will always have an allele that expresses the short trait. C) They are more likely to have an allele that expresses the tall trait than one that expresses the short trait. D) They are more likely to have an allele that expresses the short trait than one that expresses the tall trait.
How does the tRNA molecule differ from mRNA in shape
What type of relationship is between remora and a shark?
The variation of kernel color in corn plants is an inheritated trait. R is the dominant allele for red kernels in a corn plant and r is the recessive allele for yellow kernels. What is the probability that a corn plant withe the genotype Rr crossed with a corn plant rr will have offspring with the genotype r? Express your answer as a fraction
The probability of getting an offspring carrying the rr (yellow kernels) genotype from a cross between Rr and rr parent corn plants is 1/2 or 50%.
Explanation:The probability that a corn plant with the genotype Rr crossed with a corn plant rr will have offspring with the genotype rr can be calculated using a Punnett square analysis. When we cross Rr (heterozygous red) with rr (homozygous yellow), we find that one of every two offspring (or 1/2) will be Rr (red) and one of every two will be rr (yellow). So, the probability for the offspring to have the genotype rr (yellow kernels) is 1/2 or 50%.
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URGENT!!!
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1. In a hypothetical city such as Gotham City, the temperature is dropping and the skies are clearing. How would the barometer be changing?
2. On another day in Gotham City, the temperature is rising, the skies are getting cloudy, and some precipitation begins to fall. How would the barometer be changing?
for one it would be rising and for two dropping
1.Barometric pressure would be increasing.
2.The pressure would be dropping
A model cell with damaged DNA was created to explain the importance of checkpoints in a cell cycle. The G2 checkpoint accidentally failed to work during experimentation. What do you think is the likely consequence of this failure?
A.The cell divided and created two cells with repaired DNA.
B.The cell couldn’t divide, and cell division stopped.
C.The cell died before it could complete division.
D.The cell divided and created two nonidentical cells.
E.The cell continued to divide uncontrollably to create more damaged cells.
The correct answer is option E.The cell continued to divide uncontrollably to create more damaged cells.
The G 2 check point checks if the replicated genetic material in the DNA is error free or not. In case, there are errors present in the DNA of the cell, the G2 checkpoint doe not allow the cell to undergo mitosis until it is repaired. Hence, a damage to the G2 checkpoint would lead to the division of the cell with damaged DNA and the cell will continue to divide and produce more damaged cells.
What forms during the zygote period to cushion and protect the zygote?
Answer:
A zygote is the union of the sperm cell and the egg cell. Also known as a fertilized ovum, the zygote begins as a single cell but divides rapidly in the days following fertilization. After this two-week period of cell division, the zygote eventually becomes an embryo
Explanation:
Students are having an end of the semester party, which includes drinking alcohol, having snacks, and swimming. a student was found floating in the pool. which action by first responders is most important? immobilizing the cervical spine establishing iv access and infusing warmed fluids evacuating water from the lungs securing the airway and providing ventilation
What refers to the immediate response of a person's sensory receptors (eyes, ears, nose, mouth, fingers, skin) to basic stimuli, such as the look, color, odor, or texture of a product?
Much of the energy used by people in both rural and urban areas is used for the same thing. However, ____________________ is practiced almost exclusively in rural areas, and can be energy intensive.
Construction Manufacturing Agriculture
Biology help please!
3. for a person who writes with his or her left hand, the muscles involved in writing are controlled by
A. the left hemisphere of the cerebrum
B. the right hemisphere of the cerebrum
C. both
D. neither,
The answer is B. the right hemisphere of the cerebrum
Which of the following is a possible litter for two heterozygous black mice
A) three black mice
B) five black offspring
C)four white offspring and one black
D) all of the above
Answer:
The answer is D
Explanation:
In genetics, heterozygous refers to two different genes in a pair. For two heterozygous black mice breeding, a probable pattern is 75% black pups and 25% white. So, it is possible for all provided litters (A, B, and C) to occur.
Explanation:In genetic terms, heterozygous indicates that a pair of genes in a particular position of the chromosomes, one inherited from each parent, are different. In the case of the two heterozygous black mice, it means each of them carries one allele for black fur and one for white. When they breed, each offspring will inherit one allele randomly from each parent, leading to a possible distribution of 75% black mice and 25% white mice. Therefore, all of the options (A, B, and C) presented are possible outcomes for a single litter of heterozygous black mice offspring.
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Trypsin is an enzyme that hydrolyzes(1)______________ into smaller subunits called(2)________________. the gelatin contained this substance. steapsin is an enzyme that hydrolyzes(3)_________into smaller subunits called (4)________________ & (5)_____________________. phenol red is a color indicator that turns what color in the presence of an acid? (6)_________________.
Trypsin is an enzyme that is present in pancreatic juice. It helps to digest proteins and break them down into something that can be absorbed by the body. It is an enzyme that hydrolyzes(1)peptide bonds into smaller sub-units called (2)oligopeptides and dipeptides, which are further hydrolized into amino acids to make them available for absorption into the blood stream.
Steapsin is also an enzyme in pancreatic juice or is a pancreatic lipase called triacylglycerol lipase. It catalyzes the breakdown of fats. It is an enzyme that hydrolyzes (3)fats into smaller sub-units called (4)fatty acids & (5)glycerol. Phenol red is a pH indicator that can determine the presence of acids. It is a color indicator that turns turns (6)yellow in the presence of acid.
Which statement about DDT best shows how science has been impacted by society?
Four strategies have been proposed to increase the world's food supply in places where populations are underfed
One is the diversification of food sources. Second is increasing agricultural production by implementing good agricultural practices and adopting contemporary technologies such as Genetically Modified Foods. The third is increased exports to these counties with undefined populations. Fourth is embracing good agricultural land management practices such as reducing land fragmentation/subdivision so as to promote large-scale production.
the systemic system carries blood to the:
a. body cells
b. pulmonary cells
c. epidermis
d. main arteries
Fish that can survive saline and freshwater environments can be found in blank.blank are ecosystems found in warm shallow portions of the ocean
Answer:
The fishes that can thrive in both freshwater and saline environments can be witnessed in estuaries. The locations like inter-tidal zones and estuaries exhibit different levels of salinity, on the basis of season, tide, and weather. This signifies that fish, which thrives in the mentioned region should exhibit the properties to survive in different levels of salinity.
The coral reefs refer to the ecosystem that is found in shallow, warm parts of the ocean. The coral reefs are the underwater forests, which are full of life. They seem to survive in warm and shallow waters.